Finding the Third Proportional to 490,345,664 and 731,266,320
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Solution
The third proportional to 490,345,664 and 731,266,320 is: 1,090,558,089.99
Step by Step Solution
- Step 1: Write the proportion equation
490,345,664 : 731,266,320 = 731,266,320 : x - Step 2: Convert to fraction form
490,345,664/731,266,320 = 731,266,320/x - Step 3: Cross multiply
490,345,664x = 731,266,320 × 731,266,320 - Step 4: Simplify right side
490,345,664x = 534,750,430,766,342,400 - Step 5: Solve for x
x = 534,750,430,766,342,400/490,345,664 - Step 6: Final answer
x = 1,090,558,089.99
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.